/** @file    SharedObject.cpp
 *  @author  Alessandro Polo
 *  @version $Id: SharedObject.cpp 2676 2010-06-20 02:42:08Z alex $
 *  @brief
 * File containing methods for the wosh::SharedObject class.
 * The header for this class can be found in SharedObject.h, check that file
 * for class description.
 ****************************************************************************/
/* Copyright (c) 2007-2010, WOSH - Wide Open Smart Home 
 * by Alessandro Polo - OpenSmartHome.com
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the OpenSmartHome.com WOSH nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY Alessandro Polo ''AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL Alessandro Polo BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 ****************************************************************************/

 #include <core/SharedObject.h>
 #include <core/ObjectAllocator.h>

using namespace std;
namespace wosh {

 WOSH_REGISTER_INTERFACE(wosh::SharedObject, "", 1.01, _static_SharedObject)

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bool SharedObject::updateHash( DataHashContext* hash_context ) const {
	if ( hash_context == NULL ) return false;
	bool ret = true;
	ret = this->dsmPrimary.updateHash(hash_context) & ret;
	ret = hash_context->update( this->flags ) & ret;
	return ret;
 }

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ISharedObject::~ISharedObject() {
	if ( this->sho_listener != NULL )
		this->sho_listener->sobj_destroying(this);
 }


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std::string SharedObjectSkeleton::emptyString;

SharedObjectSkeleton::~SharedObjectSkeleton() {
	if ( this->object != NULL )
		this->object->sho_listener = NULL;
 }


bool SharedObjectSkeleton::updateHash( DataHashContext* hash_context ) const {
	if ( hash_context == NULL ) return false;
	bool ret = true;
	ret = hash_context->update( getSharedID() ) & ret;
	if ( this->object != NULL )
		ret = this->object->updateHash(hash_context) & ret;
	return ret;
 }


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}; // namespace wosh
